57958-47-1
ethyl N-(3-ethoxy-3-oxopropyl)-N-(2-phenylethyl)-beta-alaninate
→
~80%
56547-83-2
ethyl 4-oxo-1-(2-phenylethyl)piperidine-3-carboxylate
156-28-5
2-苯乙胺盐酸盐